The best times to visit Lanai for ideal weather are
November 19th to May 27th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Lanai Travel Guide
Weather in Lanai
Average temperatures in Lanai vary very little. Considering humidity, temperatures feel very enjoyable all year with a very low chance of rain or snow throughout the year. The area is more temperate than most — in the 86th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Lanai, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally mid August where highs are regularly around 83.8°F (28.8°C) with temperatures rarely dropping below 66.7°F (19.3°C) at night.
Lanai Temperatures (Fahrenheit)
Lanai Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Lanai Perceived Temperature (F)
Lanai Perceived Temperature (C)
Average Lanai Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Lanai are October, June, and then April. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid February. For example, on the week of February 12th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid May with an average of 1 days of significant precipitation the week of May 14th.
When can you find snow in Lanai? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
The graph below shows the % chance of rainy and snowy days in Lanai.
Snow on the Ground
The graph below shows the average snow on the ground in Lanai (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Lanai has some very humid months, and above average humidity throughout the year. The least humid month is August (69.8% relative humidity), and the most humid month is December (74.1%).
Wind in Lanai is usually moderate. The windiest month is April, followed by August and July. April’s average wind speed of around 9.3 knots (10.7 MPH or 17.2 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid August where average top sustained speeds reach 19.7 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Lanai.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||7.4||Gentle breeze||14.8||Significant breeze|
|Feb||8.5||Gentle breeze||16.3||Significant breeze|
|Mar||9.1||Gentle breeze||17.1||Significant breeze|
|Apr||9.3||Gentle breeze||17.7||Strong breeze|
|May||7.7||Gentle breeze||15.3||Significant breeze|
|Jun||8.8||Gentle breeze||17.5||Strong breeze|
|Jul||9.1||Gentle breeze||17.8||Significant breeze|
|Aug||9.1||Gentle breeze||18.5||Strong breeze|
|Sep||7.9||Gentle breeze||17||Significant breeze|
|Oct||7||Gentle breeze||15.1||Significant breeze|
|Nov||8.2||Gentle breeze||16.8||Significant breeze|
|Dec||7.9||Gentle breeze||16.1||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Lanai?
Our best data indicates this area is generally safe. As of Dec 07, 2018 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories
The Busiest and Least Crowded Months
The busiest month for tourism in Lanai, HI, US is July, followed by March and February. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Lanai in June. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Lanai Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel warm. Highs range from 81.1°F (27.3°C) and 76.7°F (24.8°C) with warmer temperatures in the later months. Rain is rare with 1 to 2 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the least precipitation with about 1 days of precipitation per month. June – August is fairly slow season for tourism in Lanai, so lodging and other accommodations may cost slightly less.
Fall (September through November)
Fall daily highs range from 83.4°F (28.6°C) and 78.7°F (25.9°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 2 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Winter (December through February)
Weather is perfect this time of year in Lanai to be enjoyable for warm weather travelers. The average high during this season is between 79.2°F (26.2°C) and 77.3°F (25.2°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are the busiest with tourists.